
//封装验证手机号工具类
export const validatePhoneNumber = value => {
    // 1.正则校验手机号
    let reg =
        /^(13[0-9]|14[01456879]|15[0-35-9]|16[2567]|17[0-8]|18[0-9]|19[0-35-9])\d{8}$/;

    return reg.test(value)
}

//获取滚动条当前的位置
export function getScrollTop() {


    var scrollTop = 0;
    if (document.documentElement && document.documentElement.scrollTop) {

        scrollTop = document.documentElement.scrollTop;
    } else if (document.body) {
        scrollTop = document.body.scrollTop;
    }
    return scrollTop;
}

//获取当前可视范围的高度
export function getClientHeight() {
    var clientHeight = 0;
    if (document.body.clientHeight && document.documentElement.clientHeight) {
        clientHeight = Math.min(document.body.clientHeight, document.documentElement.clientHeight);
    }
    else {
        clientHeight = Math.max(document.body.clientHeight, document.documentElement.clientHeight);

    }
    return clientHeight;
}

//获取文档完整的高度
export function getScrollHeight() {
    return Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
}

